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    • 1. 发明专利
    • Reactor
    • 反应堆
    • JP2011086657A
    • 2011-04-28
    • JP2009236174
    • 2009-10-13
    • Toyota Motor Corpトヨタ自動車株式会社
    • SAIDA HISAMITSU
    • H01F37/00H01F27/10
    • PROBLEM TO BE SOLVED: To provide a reactor excellent in heat dissipation performance and enabling a higher current to be supplied without requiring increase in the size of the reactor, by providing a reactor having a structure for directly or actively cooling at least a coil which is a heat source while effectively using magnetic flux flowing in the reactor. SOLUTION: The reactor 10 is obtained by forming a reactor core which is substantially annular in plan view and forms a first magnetic flux passage, and forming first and second coils 4a and 4b respectively in a first core region 1a and a second core region 1b, opposite each other, of the reactor core. In the reactor 10, a second magnetic flux passage is formed between a third core region 1c and a fourth core region 1d connecting the first core region 1a and second core region 1b, the second magnetic flux passage is provided with: a rotor 7 which has a coil therein and scatters a supplied cooling medium to the periphery; and magnets 6a and 6b for defining a flow direction of magnetic flux flowing in the second magnetic flux passage. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种具有散热性能优异的反应器,并且能够提供更高的电流而不需要增加反应器的尺寸,通过提供具有直接或主动冷却至少一种 线圈,其是有效地使用在反应器中流动的磁通量的热源。 解决方案:反应器10通过形成在平面图中大致环形并形成第一磁通通道的反应堆芯,并分别在第一芯区1a和第二芯中形成第一和第二线圈4a和4b 区域1b,彼此相对的反应堆堆芯。 在反应器10中,在连接第一芯区域1a和第二芯区域1b的第三芯区域1c和第四芯区域1d之间形成第二磁通流路,第二磁通流路设置有转子7,转子7 一个线圈,并将供应的冷却介质散布到周边; 以及用于限定在第二磁通通道中流动的磁通的流动方向的磁体6a和6b。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Device and method for manufacturing stator core
    • 用于制造定子芯的装置和方法
    • JP2007202322A
    • 2007-08-09
    • JP2006018649
    • 2006-01-27
    • Kyoho Mach Works LtdToyota Motor Corpトヨタ自動車株式会社株式会社協豊製作所
    • SAIDA HISAMITSUCHIKADA SHIGERUNISHIO YOSHIHIROKUSUNOKI HARUHIRO
    • H02K15/02
    • Y02T10/641
    • PROBLEM TO BE SOLVED: To provide a device and a method for manufacturing a stator core which can materialize a stator core efficiently without damaging a work at formation of the stator core.
      SOLUTION: This stator core manufacturing device 10 comprises a core material 1 whereon a work W is to be wound, a stopper 2 which can relatively shift the core material 1 and upon which the wound work is to abut, and a press means 5 which presses the work W to the side of the stopper 2 by pressing one flank of the work W at the time of winding of the work W. Clearance C for a work to be wound next is formed by relatively shifting, in the axial direction of the core material 1, the stopper 2 to the core material 1, and pressing the wound work W to the side of stopper 2 with a press means 5.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于制造定子铁心的装置和方法,其可以有效地实现定子铁心,而不会在形成定子铁心的同时损坏工件。 解决方案:该定子铁芯制造装置10包括其上将要缠绕工件W的芯材1,能够使芯材1相对移动并使伤口工件抵接在其上的止动件2, 5通过在工件W的卷绕时按压工件W的一个侧面将工件W压向制动器2的侧面。接下来要被卷绕的工件的间隙C通过沿轴向相对移动而形成 芯部材料1,止动件2到芯材1,并用压制装置5将卷绕的工件W压向止动器2的侧面。(C)2007年,JPO&INPIT
    • 6. 发明专利
    • Device and method for manufacturing stator core
    • 用于制造定子芯的装置和方法
    • JP2007202315A
    • 2007-08-09
    • JP2006018361
    • 2006-01-27
    • Kyoho Mach Works LtdToyota Motor Corpトヨタ自動車株式会社株式会社協豊製作所
    • SAIDA HISAMITSUCHIKADA SHIGERUNISHIO YOSHIHIROWADA YOSHINOBU
    • H02K15/02
    • PROBLEM TO BE SOLVED: To provide a device and a method for manufacturing a stator core, which can materialize the formation of the stator core without damaging a work at formation of the stator core and that efficiently. SOLUTION: A stator core manufacturing device 10 is equipped with a core material 1 composed of a central fixing part 11 and a mobile part 12 around it, and clearance C for a work to be wound around next is made by relatively shifting the mobile part 12 in the axial direction of the core material 1 to the fixing part 11 in such a posture that a work W is wound around the mobile part 12. At the time of formation of the clearance C, the push from under the work by a piston rod 51 constituting a press means 5 is also performed in addition to the shift of the mobile part 12, and such pushing up can eliminate the undulation in the work. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于制造定子铁心的装置和方法,其可以实现定子铁芯的形成,而不会在形成定子铁心的同时有效地损坏定子铁芯的工作。 < P>解决方案:定子铁芯制造装置10配备有由中心固定部11和周围的可动部12构成的芯材1,并且通过相对移动来进行下一个要卷绕的工件的间隙C 可移动部件12以芯片材料1的轴向方向以固定部件11的方式将工件W卷绕在可移动部件12上。在形成间隙C时,从工件下方的推动 除了移动部件12的移动之外,还执行构成按压装置5的活塞杆51,并且这种向上推动可以消除工作中的波动。 版权所有(C)2007,JPO&INPIT
    • 7. 发明专利
    • Ipm motor and magnet division method therefor
    • IPM电机和磁铁分割方法
    • JP2004096868A
    • 2004-03-25
    • JP2002253226
    • 2002-08-30
    • Toyota Motor Corpトヨタ自動車株式会社
    • WADA YOSHINOBUSAIDA HISAMITSU
    • H02K1/22H02K1/27H02K21/16
    • PROBLEM TO BE SOLVED: To provide a magnet division method for an IPM motor and the IPM motor, capable of preventing demagnetization by restraining the number of permanent magnet pieces for constituting the permanent magnet, while maintaining usage amount of the permanent magnet, and efficiently restraining eddy current loss generated at the time of weakening flux control.
      SOLUTION: The width of each of the permanent magnet pieces which constitute the permanent magnet is determined, so that the eddy current loss generated at the time of weakening flux control may become uniform, that is, an increase rate of the eddy current loss generated at the time of the weakening flux control may become constant at any position in a widthwise direction X of the permanent magnet as shown by a dashed line, in the respective permanent magnet pieces which constitute the permanent magnet.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:为了提供一种用于IPM电动机和IPM电动机的磁分割方法,其能够通过在保持永磁体的使用量的同时,通过限制用于构成永磁体的永磁体块的数量来防止退磁, 并有效地抑制磁通控制弱化时产生的涡流损耗。 解决方案:确定构成永磁体的每个永磁体片的宽度,使得在磁通控制弱化时产生的涡流损耗可能变得均匀,即涡电流的增加率 在弱磁通控制时产生的损耗在构成永久磁铁的各个永久磁铁片中,如虚线所示,在永久磁铁的宽度方向X上的任何位置处可能变得恒定。 版权所有(C)2004,JPO
    • 9. 发明专利
    • Power module
    • 电源模块
    • JP2011165870A
    • 2011-08-25
    • JP2010026593
    • 2010-02-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • SAIDA HISAMITSU
    • H01L25/07H01L23/473H01L25/18
    • H01L2224/32225
    • PROBLEM TO BE SOLVED: To provide a power module that has a high heat dissipation performance without increasing the constitution of the power module and can effectively prevent warpage, deformation and the like from occurring due to a thermal expansion difference to prevent damages, such as cracks, from occurring in a solder layer or semiconductor element due to the warpage, deformation and the like, thereby achieving the power module having high durability. SOLUTION: The power module includes a circuit unit 4 including at least a substrate 2 and a semiconductor element 1, and a cooling mechanism 20. The cooling mechanism 20 includes a cooler 30, a circulation paths 60a and 60b, and a coolant pump 50 including a driving means 51 for circulating a coolant. The circuit unit 4 is mounted and fixed on one side of the cooler 30. A coolant path 35 connecting to the circulation paths 60a and 60b is formed inside the cooler 30, wherein the coolant flows in the coolant path. The coolant can circulate through the coolant path 35 and circulation paths 60a and 60b by the driving means 51. Moreover, the cooling mechanism 20 includes a turbulence generating means 40 for generating turbulence in the coolant inside the coolant path 35 by being driven by the driving means 51. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供具有高散热性能的功率模块,而不增加功率模块的结构,并且可以有效地防止由于热膨胀差而发生翘曲,变形等以防止损坏, 例如由于翘曲,变形等而发生在焊料层或半导体元件中的裂纹,从而实现具有高耐久性的功率模块。 电源模块包括至少包括衬底2和半导体元件1的电路单元4以及冷却机构20.冷却机构20包括冷却器30,循环路径60a和60b以及冷却剂 泵50包括用于使冷却剂循环的驱动装置51。 电路单元4安装并固定在冷却器30的一侧。连接到循环路径60a和60b的冷却剂路径35形成在冷却器30的内部,其中冷却剂在冷却剂路径中流动。 冷却剂可以通过驱动装置51循环通过冷却剂路径35和循环路径60a和60b。此外,冷却机构20包括湍流产生装置40,用于通过由驱动装置驱动而在冷却剂路径35内的冷却剂内产生湍流 意味着51.版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Rotor and motor
    • 转子和电机
    • JP2006149175A
    • 2006-06-08
    • JP2004339714
    • 2004-11-25
    • Toyota Motor Corpトヨタ自動車株式会社
    • TAKANO MASAYUKISAIDA HISAMITSU
    • H02K1/22H02K1/02
    • PROBLEM TO BE SOLVED: To provide a rotor and a motor capable of reducing the production cost, or a rotor and a motor capable of effectively reducing core loss which can occur at the rotor.
      SOLUTION: In the inner rotor type motor 1, the rotor 3 is formed, by connecting a separately manufactured outer peripheral section 31 and an inner peripheral section 32 with each other, via permanent magnets 4, The outer peripheral section is manufactured by laminating a magnetic material, capable of reducing core loss, for example, a high grade electromagnetic steel plate. Alternatively, the outer peripheral section can be manufactured by press molding electromagnetic iron powder into a cylindrical shape. In this case, the cylindrical body 5 is fitted to the outer periphery of the permanent magnets 4, The cylindrical body 5 has a plurality of notches 51, formed therethrough that extend in the peripheral direction.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够降低生产成本的转子和电动机,或者能够有效地减少可能发生在转子处的铁损的转子和电动机。 解决方案:在内转子型电动机1中,通过永磁体4将分开制造的外周部31和内周部32彼此连接而形成转子3,外周部由 层压能够减少铁芯损耗的磁性材料,例如高品位电磁钢板。 或者,可以通过将电磁铁粉末压制成圆筒形来制造外周部分。 在这种情况下,圆筒体5嵌合在永久磁铁4的外周。圆柱体5具有沿圆周方向延伸形成的多个切口51。 版权所有(C)2006,JPO&NCIPI